I wish to upgrade ram upgrade for iMac 2017 27 inch model already having Crucial ram DDR4-2400 CT2K8G4SFS824A with timing CL17,am check the compatibility check on crucial website says not compatible ,there was another part number CT2K8G4S24AM which has same timing CL17 which was the iMac supported model for Crucial model.[br]
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we tested crucial model CT2K8G4SFS824A which was working together with iMac memory no issues .Please tell as any problem of using CT2K8G4SFS824A or should use exactly CT2K8G4S24AM model ram.